D. Raković, "Tesla’s holistic approach to research in science and medicine (Tesla’s creative control)", presented at the "Workshop – Tesla and the Nature of Creativity 2015", organized within the Int. Congress Nikola Tesla: The History of the Future, April 24-26, 2015, Belgrade, Invited lecture; also presented at "Homage to Nikola Tesla (1886 – 1943)", Belgrade, November 1, 2013, organized within the 1st Congress of Southeast European Neurosurgical Society.